docs: def _find_players(self, year):
          """
          Find all player IDs for the requested team.
  
          For the requested team and year (if applicable), pull the roster table
          and parse the player ID for all players on the roster and create an
          instance of the Player class for the player. All player instances are
          added to the 'players' property to get all stats for all players on a
          team.
  
          Parameters
          ----------
          year : string
              The 6-digit string representing the year to pull the team's roster
              from.
          """
          if not year:
              year = utils._find_year_for_season('nhl')
          url = self._create_url(year)
          page = self._pull_team_page(url)
          if not page:
              output = ("Can't pull requested team page. Ensure the following "
                        "URL exists: %s" % url)
              raise ValueError(output)
          for player in page('table#roster tbody tr').items():
              player_id = self._get_id(player)
              if self._slim:
                  name = self._get_name(player)
                  self._players[player_id] = name
              else:
                  player_instance = Player(player_id)
                  self._players.append(player_instance)